US2433329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Height increasing device for footwear
Assignee: ARTHUR H ADLER
•
Filing: 1944-11-07
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Granted: 1947-12-30
•
Expires: 1964-11-07
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Adler
- 👤 Herbert M Adler
- 👤 Lichtig Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:18
CPC Classifications
A; A43; A43B; A43B21/00; A43B21/24; A43B21/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US832375A
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US1408267A
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GB212637A
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US1999507A
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US2147466A
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US2213770A
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US2194637A
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US2311925A
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US2326790A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-29 | 1951-06-30 | 1951-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-29 | 1955-06-30 | 1955-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-29 | 1959-06-30 | 1959-12-30 | $7700.00 | Window Closed / Lapsed |